From owner-freebsd-questions@FreeBSD.ORG Fri Apr 23 09:27:23 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5DB4016A4CE for ; Fri, 23 Apr 2004 09:27:23 -0700 (PDT) Received: from mail3.panix.com (mail3.panix.com [166.84.1.74]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2E72C43D5C for ; Fri, 23 Apr 2004 09:27:23 -0700 (PDT) (envelope-from fj@panix.com) Received: from panix5.panix.com (panix5.panix.com [166.84.1.5]) by mail3.panix.com (Postfix) with ESMTP id D627F98533; Fri, 23 Apr 2004 12:27:21 -0400 (EDT) Received: (from fj@localhost) by panix5.panix.com (8.11.6p2-a/8.8.8/PanixN1.1) id i3NGRGI29938; Fri, 23 Apr 2004 12:27:16 -0400 (EDT) Date: Fri, 23 Apr 2004 12:27:16 -0400 From: Joe Altman To: Joseph Koenig Message-ID: <20040423162716.GA29411@panix.com> Mail-Followup-To: Joe Altman , Joseph Koenig , freebsd-questions@freebsd.org References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i cc: freebsd-questions@freebsd.org Subject: Re: Upgrade gone bad, please help X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Apr 2004 16:27:23 -0000 On Fri, Apr 23, 2004 at 09:16:52AM -0500, Joseph Koenig wrote: > I have a system that was running FreeBSD 4.3. At the time I built the > system, I compiled a custom kernel, but at this time, I do not need the > modifications I made to the kernel. Turns out I never really did need them. > So, I went to upgrade the machine to 4.9 using sysinstall. All went well, > except when I rebooted, it says it can't find the kernel. It then boots up, > but nothing works. I can log into the system at the physical machine, but no > network connections work, even things such as "top" and "ps" give me 'Out of > Memory' errors. The machine has 1 GB of RAM. I did make a complete backup of > the system before upgrading. I also have my previous kernel. Will it help to > reinstall the previous kernel? If so, how do I do that? Thanks, There should be a bootable kernel, in / , no? IOW, if you didn't remove them, you should have kernel.GENERIC and kernel.old; have you tried booting either of those?